Home / 112,763.74-169,124.45-56,588.77

Finding the Fourth Proportional to 112,763.74, 169,124.45 and 56,588.77

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Solution

The fourth proportional to 112,763.74, 169,124.45 and 56,588.77 is: 84,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,763.74 : 169,124.45 = 56,588.77 : x
  2. Step 2: Convert to fraction form
    112,763.74/169,124.45 = 56,588.77/x
  3. Step 3: Cross multiply
    112,763.74x = 169,124.45 × 56,588.77
  4. Step 4: Simplify right side
    112,763.74x = 9,570,544,319.48
  5. Step 5: Solve for x
    x = 9,570,544,319.48/112,763.74
  6. Step 6: Final answer
    x = 84,872.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.